Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of employees building, striving hard to boost the standard and liability consciousness of staff members. Our corporation successfully attained IS9001 Certification and European CE Certification of heat recovery core of AHU, Fresh air recuperator , air treatment , floor stand air purifier ,negative pressure airflow . Welcome friends from all over the world come to visit, guide and negotiate. The product will supply to all over the world, such as Europe, America, Australia,Lisbon , Saudi Arabia ,United States , Yemen .We'd like to invite customers from abroad to discuss business with us. We can provide our clients with high quality products and excellent service. We are sure that we will have good cooperative relationships and make a brilliant future for both parties.